 /*******************************************************************************
  * Copyright (c) 2007 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  * IBM Corporation - initial API and implementation
  ******************************************************************************/

 package org.eclipse.core.internal.databinding.conversion;

 import com.ibm.icu.text.NumberFormat;

 /**
  * Converts from a Number to a Long.
  * <p>
  * Class is thread safe.
  * </p>
  * @since 1.0
  */
 public class NumberToLongConverter extends NumberToNumberConverter {
     /**
      * @param numberFormat
      * @param fromType
      * @param primitive
      */
     public NumberToLongConverter(NumberFormat numberFormat, Class fromType,
             boolean primitive) {
         super(numberFormat, fromType, (primitive) ? Long.TYPE : Long .class);
     }

     /* (non-Javadoc)
      * @see org.eclipse.core.internal.databinding.conversion.NumberToNumberConverter#doConvert(java.lang.Number)
      */
     protected Number doConvert(Number number) {
         if (StringToNumberParser.inLongRange(number)) {
             return new Long (number.longValue());
         }
         
         return null;
     }
 }

